Ahmedov, Dzonrid Nazirovic. “Primer Internatsionalizma I Druzhby Narodov (K 40-Letiyu Zemletryaseniya V Dagestane)”. History, Archeology and Ethnography of the Caucasus, vol. 6, no. 3, Sept. 2010, pp. 155-9, https://doi.org/10.32653/CH63155-159.